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Select rows which are not present in other table
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NOT IN on large datasets is a terrible idea. Very, very slow. It is bad and should be avoided.
– Grzegorz Grabek
Sep 4 '18 at 17:28
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A simple command line to download a remote maven2 artifact to the local repository?
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Good idea, although a command line they could copy-paste would be easier
– emmby
Nov 21 '09 at 19:55
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Loading existing .html file with android WebView
... my .html files are quite big to convert to string quickly. Any idea to load it with absolute path?
– laph
Oct 26 '10 at 22:29
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CSS: Truncate table cells, but fit as much as possible
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Ugh. Works so great, but i have no idea why, which makes me nervous :(
– Shaun Rowan
Mar 28 '14 at 15:32
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Make WPF window draggable, no matter what element is clicked
... OnMouseMove change X/Y, and OnMouseUp remove move event. That's the basic idea of it :)
– Rachel
Jul 24 '15 at 20:36
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How can I make a div stick to the top of the screen once it's been scrolled to?
...e issues (jQuery 1.6.2). Seems work without it. Fork from linked demo. Any idea if it serves a purpose?
– Eddie
Sep 7 '11 at 15:23
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Getting “type or namespace name could not be found” but everything seems ok?
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I've no idea why this worked, but I removed the project reference that VS2015 was telling me it couldn't find, and added it again. Solved the problem. I'd tried both cleaning, building and restarting VS to no avail.
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How to create and handle composite primary key in JPA
...and prime in method hashCode in class EntryKey, can you tell me where that idea comes from?
– Bruce Sun
Mar 26 '17 at 2:33
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What data type to use for hashed password field and what length?
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You might find this Wikipedia article on salting worthwhile. The idea is to add a set bit of data to randomize your hash value; this will protect your passwords from dictionary attacks if someone gets unauthorized access to the password hashes.
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How to bind to a PasswordBox in MVVM
...ser types it. Eliminating the property holding your passphrase is a good idea and will limit the copies of your password that get left laying around for the garbage collector to reap or that could perhaps be found by other managed and unmanaged code running as part of your program, but will not hi...